From: Juergen Gross <jgross@suse.com>
To: Alex Thorlton <athorlton@sgi.com>, linux-kernel@vger.kernel.org
Cc: Russ Anderson <rja@sgi.com>, Denys Vlasenko <dvlasenk@redhat.com>,
x86@kernel.org, Ingo Molnar <mingo@redhat.com>,
David Vrabel <david.vrabel@citrix.com>,
"H. Peter Anvin" <hpa@zytor.com>,
xen-devel@lists.xenproject.org,
Thomas Gleixner <tglx@linutronix.de>,
Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: Re: [PATCH 1/2] x86: Make E820_X_MAX unconditionally larger than E820MAX
Date: Fri, 9 Dec 2016 11:12:37 +0100 [thread overview]
Message-ID: <760cb051-99b1-7767-4877-d21a9f36151a__21732.1199634627$1481278443$gmane$org@suse.com> (raw)
In-Reply-To: <1480960154-211541-2-git-send-email-athorlton@sgi.com>
On 05/12/16 18:49, Alex Thorlton wrote:
> It's really not necessary to limit E820_X_MAX to 128 in the non-EFI
> case. This commit drops E820_X_MAX's dependency on CONFIG_EFI, so that
> E820_X_MAX is always at least slightly larger than E820MAX.
>
> The real motivation behind this is actually to prevent some issues in
> the Xen kernel, where the XENMEM_machine_memory_map hypercall can
> produce an e820 map larger than 128 entries, even on systems where the
> original e820 table was quite a bit smaller than that, depending on how
> many IOAPICs are installed on the system.
>
> Signed-off-by: Alex Thorlton <athorlton@sgi.com>
> Suggested-by: Ingo Molnar <mingo@redhat.com>
Commited to xen/tip.git for-linus-4.10
Juergen
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next prev parent reply other threads:[~2016-12-09 10:12 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-15 0:11 [RFC PATCH] xen/x86: Increase xen_e820_map to E820_X_MAX possible entries Alex Thorlton
2016-11-15 0:11 ` [PATCH] " Alex Thorlton
2016-11-15 6:30 ` Ingo Molnar
2016-11-16 17:16 ` Alex Thorlton
2016-11-16 6:09 ` Juergen Gross
2016-11-16 17:16 ` Alex Thorlton
2016-11-15 6:33 ` [RFC PATCH] " Juergen Gross
2016-11-15 7:15 ` Jan Beulich
2016-11-15 7:15 ` Jan Beulich
[not found] ` <582AC427020000780011EA7E@suse.com>
2016-11-15 7:36 ` Juergen Gross
2016-11-15 7:36 ` Juergen Gross
2016-11-15 8:01 ` Jan Beulich
2016-11-15 8:01 ` Jan Beulich
[not found] ` <582ACEDE020000780011EAC9@suse.com>
2016-11-15 8:42 ` Juergen Gross
2016-11-15 9:45 ` Jan Beulich
2016-11-15 9:45 ` Jan Beulich
[not found] ` <582AE72D020000780011EBB2@suse.com>
2016-11-15 9:55 ` Juergen Gross
2016-11-15 9:55 ` Juergen Gross
2016-11-15 10:44 ` Jan Beulich
2016-11-15 10:44 ` Jan Beulich
[not found] ` <582AF51F020000780011ECB4@suse.com>
2016-11-15 11:07 ` Juergen Gross
2016-11-15 11:12 ` Jan Beulich
2016-11-15 11:12 ` Jan Beulich
2016-11-15 11:07 ` Juergen Gross
2016-11-15 15:22 ` Alex Thorlton
2016-11-16 6:06 ` Juergen Gross
2016-11-16 6:06 ` Juergen Gross
2016-11-15 15:22 ` Alex Thorlton
2016-11-15 8:42 ` Juergen Gross
2016-11-16 16:42 ` Juergen Gross
2016-11-16 16:53 ` Alex Thorlton
2016-11-18 0:04 ` Alex Thorlton
2016-11-15 6:33 ` Juergen Gross
2016-11-30 3:24 ` [RFC PATCH v2] " Alex Thorlton
2016-11-30 3:24 ` [PATCH 1/2] x86: Make E820_X_MAX unconditionally larger than E820MAX Alex Thorlton
2016-11-30 3:24 ` Alex Thorlton
2016-11-30 6:21 ` Ingo Molnar
2016-11-30 6:21 ` Ingo Molnar
2016-12-01 18:37 ` Alex Thorlton
2016-12-01 18:37 ` Alex Thorlton
2016-11-30 3:24 ` [PATCH 2/2] xen/x86: Increase xen_e820_map to E820_X_MAX possible entries Alex Thorlton
2016-11-30 3:24 ` Alex Thorlton
2016-11-30 5:18 ` Juergen Gross
2016-11-30 5:18 ` Juergen Gross
2016-11-30 3:24 ` [RFC PATCH v2] " Alex Thorlton
2016-12-05 17:49 ` [RFC PATCH v3] " Alex Thorlton
2016-12-05 17:49 ` [PATCH 1/2] x86: Make E820_X_MAX unconditionally larger than E820MAX Alex Thorlton
2016-12-05 17:49 ` Alex Thorlton
2016-12-09 10:12 ` Juergen Gross [this message]
2016-12-09 10:12 ` Juergen Gross
2016-12-05 17:49 ` [PATCH 2/2] xen/x86: Increase xen_e820_map to E820_X_MAX possible entries Alex Thorlton
2016-12-09 10:12 ` Juergen Gross
2016-12-09 10:12 ` Juergen Gross
2016-12-05 17:49 ` Alex Thorlton
2016-12-08 5:50 ` [RFC PATCH v3] " Juergen Gross
2016-12-09 3:46 ` Ingo Molnar
2016-12-09 3:46 ` Ingo Molnar
2016-12-08 5:50 ` Juergen Gross
2016-12-05 17:49 ` Alex Thorlton
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